Kipps, M. S. Production of field crops : a textbook of agronomy / M. S. Kipps. - 6th ed. - New Delhi : Tata McGraw-Hill, c 1970. - x, 790 p. : ill. ; 24 cm. - McGraw-Hill publications in the agricultural sciences ; . Includes index. 337 337 LCCN: 5213458 Subjects--Topical Terms: Field crops.Agronomy. Dewey Class. No.: 631 / K629p